Home / 1,223,657,351,837.20-1,688,652,395,400.30-667,474,599,323.45

Finding the Fourth Proportional to 1,223,657,351,837.20, 1,688,652,395,400.30 and 667,474,599,323.45

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Solution

The fourth proportional to 1,223,657,351,837.20, 1,688,652,395,400.30 and 667,474,599,323.45 is: 921,117,810,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,657,351,837.20 : 1,688,652,395,400.30 = 667,474,599,323.45 : x
  2. Step 2: Convert to fraction form
    1,223,657,351,837.20/1,688,652,395,400.30 = 667,474,599,323.45/x
  3. Step 3: Cross multiply
    1,223,657,351,837.20x = 1,688,652,395,400.30 × 667,474,599,323.45
  4. Step 4: Simplify right side
    1,223,657,351,837.20x = 1,127,132,581,016,399,251,505,152
  5. Step 5: Solve for x
    x = 1,127,132,581,016,399,251,505,152/1,223,657,351,837.20
  6. Step 6: Final answer
    x = 921,117,810,736.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.